基于径向基函数的1∶5万规则分布重力数据插值参数优选

许海红, 韩小锋, 袁炳强, 张春灌, 王宝文, 赵飞, 段瑞锋

Optimization of interpolation parameters for 1∶50 000 regular distribution gravity data based on radial basis function

XU Hai-Hong, HAN Xiao-Feng, YUAN Bing-Qiang, ZHANG Chun-Guan, WANG Bao-Wen, ZHAO Fei, DUAN Rui-Feng

表9 椭圆形邻域扇区为8个时不同参数对应的残差结果

Table 9 Residual results of different parameters of 8 search sectors in elliptical neighborhood

分 类 搜索半径 R1~R2 各向异性比 率=R1/R2 各向异性角度=搜索角度 0° 32° 45° 90° 122° 135° A类 6~12 0.5 0.015604 0.016997 0.017085 0.014793 0.014747 0.014735 B类 6~9 0.667 0.014908 0.014409 0.015404 0.014794 0.014797 0.014857 C类 9~6 1.5 0.014764 0.014758 0.014822 0.014924 0.014575 0.015488 D类 12~6 2 0.014721 0.014718 0.014715 0.015600 0.017782 0.017769